CN105048120A - A grounding nail for power system - Google Patents
A grounding nail for power system Download PDFInfo
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- CN105048120A CN105048120A CN201510389625.6A CN201510389625A CN105048120A CN 105048120 A CN105048120 A CN 105048120A CN 201510389625 A CN201510389625 A CN 201510389625A CN 105048120 A CN105048120 A CN 105048120A
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- Prior art keywords
- nail
- centre bore
- power system
- pressure channel
- grounding
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Abstract
A grounding nail for a power system is characterized by comprising a nail body (1) with a conical tip, a central hole (10), self-tapping threads(11), a drain hole (100) and an air pressure channel (51), wherein the self-tapping threads(11) are positioned outside the nail body (1), the central hole (10) is positioned in the nail body (1), the two end openings of the drain hole (100) respectively abut against the outer wall of the central hole (10) and the nail body (1), and the air pressure channel (51) is a through hole in the nail body (1) and is formed by a hole pipe (511), an outward opening (510) in the tail end of the nail body (1) and an inward opening (512) in the inner wall of the central hole (10). The hole pipe of the air pressure channel (51) connects the outward opening (510) and the inward opening (512) of the air pressure channel (51). The grounding nail is rapid to install and convenient to maintain.
Description
Technical field
The invention belongs to power equipment, particularly relate to a kind of grounding nail for electric power system.
Background technology
Grounding nail refers to the equipment for ground connection of being driven underground, prior art is generally direct is driven underground angle bar as grounding nail, due to the resistivity of soil and climate relationship very strong, the resistivity effects of drought and waterlogging situation to soil is huge, the contact situation of drought and waterlogging situation to grounding nail and soil also has tremendous influence, so the impact of the drought and waterlogging situation especially arid Grounding on grounding apparatus is huge.
Rainy season set burst thunderstorm has especially been crossed in the obvious area of, wet and dry season obvious in drought and waterlogging dry season during when wet and dry season replaces, first thunder when raining afterwards, easy appearance owing to carrying out electric equipment damage, rainwater do not have enough time to permeate the ground reduce earth resistance before the thunderbolt that happens suddenly also easily damage electric equipment.
In order to solve the ground connection instability problem of prior art in the obvious area of drought and waterlogging, the present invention relates to a kind of grounding nail for electric power system, the mode of this technical problem of solution of the present invention is, earth resistance can be safeguarded very easily, when electric power safety personnel record earth resistance too low, electric power safety personnel only need carry out the resistance that simple operations just effectively can safeguard earth resistance fast.
Summary of the invention
For the problem described in technical solution background, the present invention proposes a kind of grounding nail for electric power system.
The present invention has following technology contents.
1, for a grounding nail for electric power system, it is characterized in that: comprise nail body (1), centre bore (10), tapping screw thread (11), porus excretorius (100), pressure channel (51);
Nail body (1) has the tip of taper;
Tapping screw thread (11) is positioned at the outside of nail body (1), and tapping screw thread (11) makes grounding nail have the function certainly shooting ground;
Centre bore (10) is positioned at nail body (1), the axis trend of centre bore (10) moves towards identical with the axis of nail body (1), centre bore (10) is half through hole, and the external opening of centre bore (10) is in the tail end i.e. opposed end with tip of nail body (1);
Porus excretorius (100) be positioned at nail body (1), porus excretorius (100) is all-pass hole, and the both ends open of porus excretorius (100) connects with centre bore (10), the outer wall of following closely body (1) respectively;
Pressure channel (51) is the through hole in nail body (1), pressure channel (51) is managed (511) by hole, to outward opening (510), is formed inner opening (512), tail end outward opening (510) being positioned to nail body (1) of pressure channel (51), pressure channel (51) be positioned on the inwall of centre bore (10) to inner opening (512), the hole pipe of pressure channel (51) is by the coupling together to inner opening (512) to outward opening (510) and pressure channel (51) of pressure channel (51).
2, a kind of grounding nail for electric power system as described in technology contents 1, is characterized in that: described centre bore (10) is circular hole.
3, a kind of grounding nail for electric power system as described in technology contents 1, is characterized in that: described centre bore (10) is square hole.
4, a kind of grounding nail for electric power system as described in technology contents 1, is characterized in that: described porus excretorius (100) is circular hole.
5, a kind of grounding nail for electric power system as described in technology contents 1, is characterized in that: described porus excretorius (100) is square hole.
6, for a grounding nail for electric power system, it is characterized in that: on the basis of the technical scheme described in technology contents 1, increase earthy resistance reducing agent (20); Resistance reducing agent (20) is contained in centre bore (10).
7, a kind of grounding nail for electric power system as described in technology contents 6, is characterized in that: the mixture that described resistance reducing agent (20) is carbon dust and water.
8, for a grounding nail for electric power system, it is characterized in that: on the basis of the technical scheme described in technology contents 6, increase the thin paper of encapsulation; The opening of shutoff centre bore (10) on the opening that thin paper is attached to centre bore (10); Use thin paper to be attached to porus excretorius (100) and seal this opening with on the opening that connects of outside following closely body (1).
9, a kind of grounding nail for electric power system as described in technology contents 6, is characterized in that: described thin paper is plastic paper.
Technology contents illustrates and beneficial effect.
Technology contents illustrates:
Resistance mode of falling of the present invention is, with porus excretorius (100), resistance reducing agent is poured into the position that grounding nail contacts with soil by centre bore (10), when using of the present invention, best tail end leaks outside or surface dust shallow embedding, when the earth resistance that safe practice personnel record grounding system is bigger than normal, to centre bore perfusion resistance reducing agent amount, can obtain good resistance fast, very applicable unexpected humidity changes area greatly.
The present invention regulates the denseness of resistance reducing agent or the diameter of porus excretorius, makes resistance reducing agent fall slowly by the speed of porus excretorius, can keep grounding nail and good contact suddenly more lastingly.
Porus excretorius of the present invention can be multiple.
Tapping screw thread makes grounding nail of the present invention install fast, directly screws in underground.
The present invention is cheap, installs fast, maintains easily, strong adaptability.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of the grounding nail (1) of embodiment 1.
Accompanying drawing 2 is the top view of the grounding nail (1) of embodiment 1.
Accompanying drawing 3 is the schematic diagram of the mounting (61) for sealing pressure channel (51) of embodiment 1, and wherein a is profile, and wherein b is top view.
Accompanying drawing 4 is the schematic diagram that the grounding nail of embodiment 1 installs weight (415) additional.
The schematic diagram of the guard shield (3) of the grounding apparatus of accompanying drawing 5 used for the grounding nail of embodiment 1.
The schematic diagram of the grounding apparatus of accompanying drawing 6 used for the grounding nail of embodiment 1.
concrete embodiment
Below in conjunction with embodiment, the present invention will be described.
Embodiment 1, as shown in figures 1 to 6, a kind of grounding nail for electric power system, comprises nail body (1), centre bore (10), tapping screw thread (11), porus excretorius (100), pressure channel (51);
Nail body (1) has the tip of taper;
Tapping screw thread (11) is positioned at the outside of nail body (1), and tapping screw thread (11) makes grounding nail have the function certainly shooting ground;
Centre bore (10) is positioned at nail body (1), the axis trend of centre bore (10) moves towards identical with the axis of nail body (1), centre bore (10) is half through hole, and the external opening of centre bore (10) is in the tail end i.e. opposed end with tip of nail body (1);
Porus excretorius (100) be positioned at nail body (1), porus excretorius (100) is all-pass hole, and the both ends open of porus excretorius (100) connects with centre bore (10), the outer wall of following closely body (1) respectively.
The nail tail 12 of nail body (1) is discoid, it has stud 120.
Grounding nail also has wiring point 99, and earth cable 999 is connected by the nail tail 12 of wiring point 99 with nail body.
Centre bore (10) is circular hole.
Porus excretorius (100) is circular hole.
Also comprise earthy resistance reducing agent (20); Resistance reducing agent (20) is contained in centre bore (10).
The mixture that resistance reducing agent (20) is carbon dust and water.
Pressure channel (51) is the through hole in nail body (1), pressure channel (51) is managed (511) by hole, to outward opening (510), is formed inner opening (512), tail end outward opening (510) being positioned to nail body (1) of pressure channel (51), pressure channel (51) be positioned on the inwall of centre bore (10) to inner opening (512), the hole pipe of pressure channel (51) is by the coupling together to inner opening (512) to outward opening (510) and pressure channel (51) of pressure channel (51).
Embodiment 2, a kind of grounding nail for electric power system, on the basis of the technical scheme described in embodiment 1, increase the thin paper of encapsulation; The opening of shutoff centre bore (10) on the opening that thin paper is attached to centre bore (10); Use thin paper to be attached to porus excretorius (100) and seal this opening (use to suppress during use and crush thin paper) with on the opening that connects of outside following closely body (1).
Embodiment 3, one system power ground, on the basis of embodiment 1:
Also comprise the mounting to outward opening (510) for shutoff pressure channel (51) (61) shown in Fig. 3, mounting (61) have with nail body (1) centre bore (10) relative to hole (6100), mounting (61) has the blocking to outward opening (510) (610) for blocking the air pressure logical (51) in nail body (1), and mounting (61) has the fixing hole (6110) for the stud 120 on the nail tail 12 through nail body (1).
Also comprise the guard shield (3) shown in Fig. 5, guard shield (3) has barometric pipe (33) for equilibrium air pressure, support 32, pulley 412; Barometric pipe 33 is siphunculus, can be communicated at the inner chamber of the situation lower shield 3 without other solid blockades by barometric pipe 33 with air.
Also comprise shown in Fig. 4 for for nail body (1) centre bore (10) in resistance reducing agent (20) execute stressed weight 415, plug 416, weight 415 is fixedly connected with having between plug, and outline and centre bore (10) inner chamber of nail body (1) of plug 416 match and form good slipper seal (reference syringe).
Also comprise the air pressure balance plug 411 shown in Fig. 6; the profile of air pressure balance plug (411) and barometric pipe 33 inner chamber kissing merge and form good slipper seal (air cannot flow through this pipeline); air pressure balance plug 411 both can prevent guard shield 3 internal cavities volume from sending change and change the change of guard shield air pressure inside, also can prevent cavity inside air and guard shield inside from sending gas exchanges so that corrode corrosion guard shield protect under centre bore (10) inside of nail body (1).
Also comprise the nut (121) for coordinating the fixing mounting (61) of the stud (120) on the tail end (12) of nail body (1) shown in Fig. 6.
Also comprise the thread 412 for connecting weight 415 and air pressure balance plug (411), the two ends of thread 412 are connected with weight 415, air pressure balance plug (411), thread 412 forms pulley mechanism jointly with the pulley 412 on the support 32 on guard shield (3), reaches the object of the action direction of change power.
With installation as shown in Figure 6, the nail body (1) of grounding nail hammers into underground, the blocking (610) of mounting (61) will follow closely sealing outward opening (510) of the pressure channel 51 of body (1), the tail end and center escutcheon of following closely body (1) get up to form confined space by guard shield (3), if procurator finds that the earth resistance of earth lead 999 becomes large after when installing one end, just can take guard shield apart mounting (61) is taken off, by thread 412 is exerted a force, weight 415 is extracted (if do not take off mounting, likely because gas pressure is difficult to extract plug 416 together with plug 416, also likely because be that porus excretorius 100 sucks earth), again resistance reducing agent is added.
This embodiment in order to application scenario and the mode of grounding nail of the present invention are described, is mainly the embodiment for auxiliary understanding.
Claims (9)
1. for a grounding nail for electric power system, it is characterized in that: comprise nail body (1), centre bore (10), tapping screw thread (11), porus excretorius (100), pressure channel (51);
Nail body (1) has the tip of taper;
Tapping screw thread (11) is positioned at the outside of nail body (1), and tapping screw thread (11) makes grounding nail have the function certainly shooting ground;
Centre bore (10) is positioned at nail body (1), the axis trend of centre bore (10) moves towards identical with the axis of nail body (1), centre bore (10) is half through hole, and the external opening of centre bore (10) is in the tail end i.e. opposed end with tip of nail body (1);
Porus excretorius (100) be positioned at nail body (1), porus excretorius (100) is all-pass hole, and the both ends open of porus excretorius (100) connects with centre bore (10), the outer wall of following closely body (1) respectively;
Pressure channel (51) is the through hole in nail body (1), pressure channel (51) is managed (511) by hole, to outward opening (510), is formed inner opening (512), tail end outward opening (510) being positioned to nail body (1) of pressure channel (51), pressure channel (51) be positioned on the inwall of centre bore (10) to inner opening (512), the hole pipe of pressure channel (51) is by the coupling together to inner opening (512) to outward opening (510) and pressure channel (51) of pressure channel (51).
2. a kind of grounding nail for electric power system as claimed in claim 1, is characterized in that: described centre bore (10) is circular hole.
3. a kind of grounding nail for electric power system as claimed in claim 1, is characterized in that: described centre bore (10) is square hole.
4. a kind of grounding nail for electric power system as claimed in claim 1, is characterized in that: described porus excretorius (100) is circular hole.
5. a kind of grounding nail for electric power system as claimed in claim 1, is characterized in that: described porus excretorius (100) is square hole.
6. for a grounding nail for electric power system, it is characterized in that: on the basis of technical scheme according to claim 1, increase earthy resistance reducing agent (20); Resistance reducing agent (20) is contained in centre bore (10).
7. a kind of grounding nail for electric power system as claimed in claim 6, is characterized in that: the mixture that described resistance reducing agent (20) is carbon dust and water.
8. for a grounding nail for electric power system, it is characterized in that: on the basis of technical scheme according to claim 6, increase the thin paper of encapsulation; The opening of shutoff centre bore (10) on the opening that thin paper is attached to centre bore (10); Use thin paper to be attached to porus excretorius (100) and seal this opening with on the opening that connects of outside following closely body (1).
9. a kind of grounding nail for electric power system as claimed in claim 6, is characterized in that: described thin paper is plastic paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389625.6A CN105048120A (en) | 2015-07-06 | 2015-07-06 | A grounding nail for power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510389625.6A CN105048120A (en) | 2015-07-06 | 2015-07-06 | A grounding nail for power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105048120A true CN105048120A (en) | 2015-11-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510389625.6A Pending CN105048120A (en) | 2015-07-06 | 2015-07-06 | A grounding nail for power system |
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| Country | Link |
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| CN (1) | CN105048120A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204304013U (en) * | 2015-01-04 | 2015-04-29 | 湖南中普防雷股份有限公司 | Electric resistance reducing grounding device |
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2015
- 2015-07-06 CN CN201510389625.6A patent/CN105048120A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204304013U (en) * | 2015-01-04 | 2015-04-29 | 湖南中普防雷股份有限公司 | Electric resistance reducing grounding device |
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Application publication date: 20151111 |
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